Question

Bus running at a speed o) 18 km/h is stopped in 2.5 seconds by applying brakes. Calculate the retardation produced.
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Answer 1

Answer:

Retardation Produced by bus is 2 m/s².

Explanation:

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Answer 2

Answer:

Explanation:

u (initial velocity) = 18 Km/hr

t ( time )= 2.5 sec

v( final velocity) = 0 m/s

from, the first equation of motion

v = u +  a×t0 = 5 +  a×2.5a = - 2 m/s2